AutoCodes – Pontiac – C0277 Pontiac

C0277 Pontiac Code - Brake Pedal Position Sensor

Quick Answer

The brake pedal position sensor is used to sense the action of the driver application of the brake pedal. Common causes include Faulty Brake Pedal Position Sensor, Brake Pedal Position Sensor harness is open or shorted, Brake Pedal Position Sensor circuit poor electrical connection. Severity is High - diagnose this code as soon as possible. Driving is not recommended if the warning light is flashing, the engine runs poorly, or safety-related symptoms are present.

What it means
C0277 Pontiac indicates Brake Pedal Position Sensor.
Common causes
Common causes include Faulty Brake Pedal Position Sensor, Brake Pedal Position Sensor harness is open or shorted, Brake Pedal Position Sensor circuit poor electrical connection.
Severity
High - diagnose this code as soon as possible.
Can I drive?
Driving is not recommended if the warning light is flashing, the engine runs poorly, or safety-related symptoms are present.
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Code Popularity 2,729
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Jun 05, 2020
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Code C0277 Pontiac Description

The brake pedal position sensor is used to sense the action of the driver application of the brake pedal. The brake pedal position sensor provides an analogue voltage signal that will increase as the brake pedal is applied. The Body Control Module (BCM) provides a low reference signal and a 5 V reference voltage to the brake pedal position sensor. When the variable signal reaches a voltage threshold indicating the brakes have been applied, the BCM will apply battery voltage to the stop lamp control circuit illuminating the left and right stop lamps and the Center High Mounted Stop Lamp (CHMSL). The BCM also applies battery voltage to the transmission control module (TCM) and Engine Control Module (ECM) via the brake applied signal circuit.
OBDII Code C0277 Pontiac - Brake Pedal Position Sensor - AutoCodes.com
C0277 Pontiac Code - Brake Pedal Position Sensor

What are the Possible Causes of the DTC C0277 Pontiac?

  • Faulty Brake Pedal Position Sensor
  • Brake Pedal Position Sensor harness is open or shorted
  • Brake Pedal Position Sensor circuit poor electrical connection

How to Fix the DTC C0277 Pontiac?

Review the 'Possible Causes' above and visually examine the corresponding wiring harness and connectors. Check for damaged components and inspect connector pins for signs of being broken, bent, pushed out, or corroded.

Code Tech Notes

What is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the C0277 Pontiac code, it typically requires 1.0 hour of labor. Rates vary by location, vehicle, and shop. Many shops charge between $80–$150 per hour; dealerships and metro areas may be higher, independents may be lower.

Need more information about the C0277 Pontiac code?

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Need Help with the Code?

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About the author: William Orellana is a Master Mechanic and Mechanical Engineer with over 30 years of experience diagnosing and repairing vehicles. Learn more about his background.

Frequently Asked Questions about C0277 Pontiac Code

1. What are the common symptoms of OBDII code C0277 Pontiac related to the Brake Pedal Position Sensor?

The common symptoms include issues with the brake lights, cruise control not functioning properly, and potential problems with the vehicle's stability control system.

2. What could be causing the OBDII code C0277 Pontiac to indicate a problem with the Brake Pedal Position Sensor?

The code C0277 typically indicates a fault with the brake pedal position sensor itself, a wiring issue, or a problem with the sensor's circuit.

3. How can I diagnose the OBDII code C0277 Pontiac related to the Brake Pedal Position Sensor?

Diagnosis involves checking the brake pedal position sensor for proper operation, inspecting the sensor's wiring for any damage or corrosion, and using a diagnostic scanner to read the code and pinpoint the issue.

4. Can I still drive my Pontiac if the OBDII code C0277 related to the Brake Pedal Position Sensor is present?

While it may be possible to drive the vehicle with this code, it is recommended to address the issue promptly to ensure the proper functioning of important safety systems.

5. What are some repair tips for fixing the OBDII code C0277 Pontiac indicating a problem with the Brake Pedal Position Sensor?

Repair tips may include checking and replacing the brake pedal position sensor, repairing any damaged wiring, and clearing the code with a diagnostic scanner after the issue has been resolved.

6. Are there any safety concerns associated with the OBDII code C0277 Pontiac related to the Brake Pedal Position Sensor?

Yes, addressing this code promptly is crucial to ensure the proper operation of safety systems like stability control and to prevent potential brake light failures.

7. How much does it typically cost to repair the OBDII code C0277 Pontiac indicating an issue with the Brake Pedal Position Sensor?

The cost of repair can vary depending on the specific cause of the issue, but it may involve replacing the sensor or repairing the wiring, which can range from moderate to high in cost.

8. Can a DIY enthusiast fix the OBDII code C0277 Pontiac related to the Brake Pedal Position Sensor?

While some DIY enthusiasts may be able to diagnose and repair this issue, it is recommended to have a professional technician handle the repair to ensure proper diagnosis and resolution.

9. Will the OBDII code C0277 Pontiac related to the Brake Pedal Position Sensor cause my vehicle to fail an emissions test?

While this code is not directly related to emissions, it is still important to address it to maintain overall vehicle safety and performance.

10. How long does it typically take to repair the OBDII code C0277 Pontiac associated with the Brake Pedal Position Sensor?

The repair time can vary depending on the exact cause of the issue and the availability of parts, but it may take anywhere from a few hours to a full day to complete the repair.

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